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Finding the Fourth Proportional to 57,094.58, 78,789.44 and 31,600.44

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Solution

The fourth proportional to 57,094.58, 78,789.44 and 31,600.44 is: 43,608.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,094.58 : 78,789.44 = 31,600.44 : x
  2. Step 2: Convert to fraction form
    57,094.58/78,789.44 = 31,600.44/x
  3. Step 3: Cross multiply
    57,094.58x = 78,789.44 × 31,600.44
  4. Step 4: Simplify right side
    57,094.58x = 2,489,781,050.35
  5. Step 5: Solve for x
    x = 2,489,781,050.35/57,094.58
  6. Step 6: Final answer
    x = 43,608.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.